*{
    margin: 0px;
    padding: 0px;
}
.clearfix:after{
    display: table;
    clear: both;
    content: "";
}
.fl{
    float: left;
}
.fr{
    float: right;
}
.all .top{
    background: #404f58;
}
.top_right a{
    text-decoration: none;
    color: white;
}
.top_right a:nth-of-type(2){
    text-decoration: underline;
}
.top_right{
    margin-top: 3.5rem;
    margin-bottom: 3.5rem;
    margin-right:17rem;
}
.top_right a{
    margin-right: 2rem;
    font-size: 18px;
}
.top_right a:hover{
    text-decoration: underline;
}
.header{
    width: 90%;
    margin: 0 auto;
}
.header .header_left{
    width: 60%;
}

.left_1 h3,.left_2 h3,.left_3 h3,.left_4 h3,.left_5 h3{
    font-size: 30px;
    font-weight: 400;
    margin-top: 4rem;
}
.left_1 .icon_1,.left_2 .icon_2,.left_3 .icon_3,.left_4 .icon_4,.left_5 .icon_5{
    margin-top: 1rem;
}
.left_1 .img_1,.left_2 .img_2,.left_3 .img_3,.left_4 .img_4,.left_5 .img_5{
    margin-top: 1rem;
    margin-bottom: 2rem;
}
.left_1 .icon_1 img,.left_2 .icon_2 img,.left_3 .icon_3 img,.left_4 .icon_4 img,.left_5 .icon_5 img{
    margin-right:.5rem;
}
.left_1 .icon_1 span,.left_2 .icon_2 span,.left_3 .icon_3 span,.left_4 .icon_4 span,.left_5 .icon_5 span{
    margin-right:.5rem;
    color: #cccccc;
}

.left_1 .text_1,.left_2 .text_2,.left_3 .text_3,.left_4 .text_4,.left_5 .text_5{
    margin-top: 2rem;
    margin-left: 2rem;
}
.left_1 .text_1 p,.left_2 .text_2 p,.left_3 .text_3 p,.left_4 .text_4 p,.left_5 .text_5 p{
    margin-bottom: 1rem;
    font-size: 16px;
    color: #686868;
}
.nav {
    margin-top: 2rem;
    margin-bottom: 2rem;
    color: #ccc;
}
.nav .num{
    margin-top: .3rem;
}
.nav .nav_ div{
    border: 1px solid #f7f7f7;
    margin-left:.5rem;
    padding: .5rem;
    background: #f7f7f7;
    width: 1rem;
    height: 1rem;
    line-height: 1rem;
    border-radius:20%;
    text-align: center;
}
.nav .nav_ div:nth-of-type(10){
    width: 3rem;
    height: 1rem;
    line-height: 1rem;
    border: 1px solid #f7f7f7;
}

.right_{
    font-size: 20px;
    font-weight: 400;
    margin-top: 4rem;
}
.header_right{
    margin-left: 4rem;
}
.right_form{
    border: 1px solid #ccc;
    margin-top: 1rem;
}
.right_form .sousuo{
    background: url("https://aimeike.tv/blog/wp-content/themes/flatbase/images/search.png") no-repeat 7px 7px;
    padding: 7px 8px 8px 20px;
    font-size: 14px;
}
.right_form input{
    border: none;
    height: 2rem;
    outline: none;
    padding: 2px;
}





.header_right .u_r1 h3{
    font-size: 22px;
    font-weight: 400;
    margin-top: 4rem;
}
.header_right .u_r1 li{
    list-style: none;
    margin-top: 2rem;
    border-bottom: 1px solid #ccc;
    padding-bottom: .5rem;
}
.header_right .u_r1 li:nth-of-type(5){
    border: none;
}


.introduce{
    background:#e9ebec;
    width: 100%;
    padding-top: 2rem;
    padding-bottom: 2rem;
    text-align: center;
}
.introduce_{
    width: 70%;
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
}
.introduce .introduce_ div{
    text-align: center;
}
.yewei{
    background: #384047;
    width: 100%;
}
.ye_{
    width: 60%;
    margin: 0 auto;
    color: rgba(201, 201, 201, 0.98);
}
.wei_1{
    width: 33%;
}
.wei_1 h3{
    font-size: 14px;
    color: white;
    margin-top: 1.5rem;
    margin-bottom:1.5rem;
    font-weight: 300;
    padding-bottom:.5rem;
    border-bottom: 1px solid #7a7a7a;
    width: 18rem;
}
.wei_1 li{
    font-size: 12px;
    margin-top: .5rem;
    margin-bottom: .5rem;
    padding-bottom:.5rem;
    border-bottom: 1px solid #484848;
    width: 18rem;
}

.wei_2{
    width: 33%;
}
.wei_2 h3{
    font-size: 14px;
    color: white;
    margin-top: 1.5rem;
    margin-bottom:1.5rem;
    font-weight: 300;
    padding-bottom:.5rem;
    border-bottom: 1px solid #7a7a7a;
    width: 18rem;
}
.wei_2 li{
    font-size: 12px;
    margin-top: .5rem;
    margin-bottom: .5rem;
    border-bottom: 1px solid #484848;
    width: 18rem;
    padding-bottom:.5rem;
}

.wei_3{
    box-sizing: border-box;
    width: 33%;
    padding-right: .5rem;
}
.wei_3 h3{
    font-size: 14px;
    color: white;
    margin-top: 1.5rem;
    margin-bottom:1.5rem;
    font-weight: 300;
    padding-bottom:.5rem;
    border-bottom: 1px solid #7a7a7a;
    width: 18rem;
}
.wei_3 li{
    font-size: 12px;
    margin-top: .5rem;
    margin-bottom: .5rem;
    border-bottom: 1px solid #484848;
    padding-bottom:.5rem;
}
.copyright{
    text-align: center;
    font-size: 12px;
    color: #d5d5d5;
    margin-top: 2rem;
    padding-bottom: 2rem;
}
